this post was submitted on 25 Nov 2023
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The mountain has a point. (reddthat.com)
submitted 11 months ago by [email protected] to c/[email protected]
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[โ€“] [email protected] 33 points 11 months ago (1 children)

Most cements melt at a higher temperature than most lava gets to, so it would be solid chunks of cement getting blasted miles out when the pressure builds high enough to erupt

[โ€“] [email protected] 8 points 11 months ago

It probably wouldn't melt, but if you heat moist concrete it will spall ans crumble to bits before too long.